<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>南水北调</title>
		<style type="text/css">
			*{ margin: 0; padding: 0;}
			.aa1,.bb1,.cc1,.dd1{ width: 100%;}
			.aa1a,.bb1a,.cc1a,.dd1a{ width: 68rem; margin: 0 auto; position: relative;}
			.aa1,.aa1a{ background: url(http://mat1.gtimg.com/hb/00000xy/nsbd_02.jpg) center top no-repeat; height:50.87rem;}
			.bb1,.bb1a{ background: url(http://mat1.gtimg.com/hb/00000xy/nsbd_03a.jpg) center top no-repeat; height:35.5rem;}
			.cc1,.cc1a{ background: url(http://mat1.gtimg.com/hb/00000xy/nsbd_04.jpg) center top no-repeat; height:57.62rem;}
			.dd1,.dd1a{ background: url(http://mat1.gtimg.com/hb/00000xy/nsbd_05.jpg) center top no-repeat; height:173.68rem;}
			
		</style>
	</head>
	<body>
		<div class="aa1">
			<div class="aa1a">
				<div class="buttonv"></div>
			</div>
		</div>
		<div class="bb1">
			<div class="bb1a"></div>
		</div>
		<div class="cc1">
			<div class="cc1a"></div>
		</div>
		<div class="dd1">
			<div class="dd1a"></div>
		</div>
	</body>
</html>
